MB-23 Rotary Drill, SPT Autohammer and Auger Drill

Rotary Drill, Autohammer SPT Soil Sampling and Auger Drill Mast

Starting at


Financing Term
Monthly Payment
$ usd
Section 179
Tax Deduction?
$ usd

The MB-23 is a small, portable, and easy to use rotary drill rig with an SPT autohammer soil sampling system, which can be mounted on a small truck, on trailer or on our all-terrain rubber tracks.

The MB-23 comes with a drill head with 3,500 ft lbs of torque and 20 rpm, a standard SPT autohammer and a high-speed winch with 1,100 lbs of lift force for extremely fast rod extraction. The MB-23 has a hydraulic cylinder driven mast which provides 28,800 lbs of lift up force and 21,650 lbs of pull down (crowd) force

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  • 23 hp (17 kW) - Kohler engine, gasoline, air-cooled
  • 9 gallons (34 liters) fuel tank
  • Electric starter

Hydraulic System

  • 20 GPM system
  • Max 3000 psi (206 bar)
  • Quick disconnect hydraulic connectors
  • Hydraulic filter

Mounting Options

  • Custom-made trailer with one axle, break lights, built-in rod rack and manual and hydraulic level outriggers
  • Truck mounted
  • Rubber track mounted


  • Hydraulic cylinder driven mast with 28,800 lbs of lift up force and 21,650 lbs of pull down force
  • High speed winch with 1,100 lbs lift force and slip ring
  • High force extraction cylinders with 48,000 lbs lift force

Rotary Drill Head

  • Single speed rotary drill head
  • Max 20 rpm
  • Max 3,500 ft lbs of torque

SPT Autohammer System

  • 140lb (63.5 kg) automatic SPT hammer
  • 30" (76.2cm) drop height
  • Conforms to ASTM D-1586-11 for SPT sampling
  • Can be configured for DPL, DPH, DPSH sampling
  • Universal couplings for easy connection

Depth Capacity

  • 50-75 feet (15-22 meters) of depth


  • Sampler bench vise
  • Leveling outriggers
  • Dual anchoring mast
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